Sexual Identity, Sex Role, Sexual Practices and Risk for HIV/STI Acquisition Among

MSM in Peru

JL Clark, HJ Salvatierra, KA Konda, ER Segura, JT Galea, SR Leon, ER Hall, JD Klausner, CF

Caceres, TJ Coates

Study Summary• 549 self-identified MSM recruited from

municipal STI clinic in Lima, Peru• Behavioral survey• Blood and urine tested for HIV, syphilis,

HSV-2, GC/CT• 534 provided information on sex role

– 32% activo (insertive); 34% pasivo (receptive); 34% moderno (versatile)

Activoa Modernob Pasivoc

Insertive Anal Intercourse with Last Partner 94% 54% 1%d

Receptive Anal Intercourse with Last Partner 7% 79% 97%

Heterosexual 90% 5% 1%Bisexual 16% 58% 21%Gay/Homosexual 9% 51% 39%Transgender 0% 28% 72%

HIV Prevalence 11% 28% 26%HSV-2 Seroprevalence 28% 66% 74%Syphilis Prevalence 5% 25% 38%

Sexual Behavior

Sexual Practices, Sexual Identity, and HIV/STI Prevalence by MSM Sex Role; Lima, Peru 2007

dFor comparison of differences in behavior, identity, and HIV/STI prevalence according to sex role, all p-values <0.001

aActivo = Primarily insertive role in anal intercourse

cPasivo = Primarily receptive role in anal intercourse

bModerno = Versatile role in anal intercourse

HIV/STI Prevalence

Sexual Identity

0%

10%

20%

30%

40%

50%

60%

70%

80%

90%

100%

HIV HSV-2 Syphilis (RPR>1:8)

Sex Role and HIV/STI Prevalence among MSM; Lima, Peru 2007

Activo

Moderno

Pasivo